EXCLUSIVE: Matt Damon's Wife Is Pregnant Again!  —  Matt Damon and his wife Luciana are expecting another baby, his rep confirms to UsMagazine.com exclusively.  —  His rep tells Us, “Everyone is excited.”  —  Damon, 39, and Luciana, 34, are parents to Isabella, 3, and Gia, 21 months.

Courtney Love: Gavin Cheated on Gwen — With Me!  —  Courtney Love claims she slept with Gavin Rossdale even though he was with Gwen Stefani.  —  On The Howard Stern Show on Sirius XM Radio Monday, the Hole rocker, 45, said she had a “vision of marrying Gavin Rossdale one time ... We were like, 'Let's go spend our rock star money!'”

Lindsay Lohan Has AIDS?????  —  Those are some serious allegations, Poppa Lohan!  —  Michael Lohan Tweeted that his daughter Lindsay Lohan not only had an affair with music mogul Tommy Mottola when she was 17, but also that she is HIV positive!!  —  WTF?!

Bret Michaels Suffers a ‘Minor Setback’  —  As Bret Michaels begins what may be a slow and painful recovery from a brain hemorrhage, the rocker got another round of bad news at the intensive care unit: He was diagnosed with a side effect that leads to seizures, his reps tell PEOPLE.

Jesse's Dad: My Son Was Obsessed with Nazis  —  Jesse James' father says he wasn't shocked by the infamous photo of Jesse in Nazi garb — because he claims Jesse had a deep fascination with Hitler's evil war machine that stems back to his childhood.  —  Despite the fact that he hasn't spoken …

‘Big Brother’ — 2nd Star Accused in Drug Ring  —  A former “Big Brother Season 9” contestant has just been arrested for conspiracy to distribute oxycodone — and authorities believe he was in cahoots with another BB9 housemate ... the guy who won the show.  —  Matthew McDonald (left) …

Help Olivia Munn Free Captive Elephants  —  In her sexy new ad for PETA, actor and host of ‘Attack of the Show!’  Olivia Munn promotes a natural life for elephants and asks fans to boycott the circus.

YBF EXCLUSIVE: Usher & New Boo Grace Are ENGAGED AND EXPECTING!  —  We've got an explosive exclusive!  The YBF has just learned that not only are Usher and his new boo Grace Miguel ENGAGED....but he knocked her up as well!  —  “Oh snap!” doesn't even suffice in this case.

BodyWatch: Niki Taylor Drops Her Pregnancy Pounds  —  Most moms might struggle to lose post-pregnancy pounds with two growing sons in the house.  “They are meat and potato boys,” Niki Taylor says of her 15-year-old twins, Hunter and Jake.  “They eat cinnamon rolls, cereal — basically teenager food.”

Jenna Jameson — The Striking Contradiction  —  Jenna Jameson has told two completely different — and contradicting — stories about the incident that led to the arrest of her baby daddy Tito Ortiz yesterday ... and they're both caught on tape.  —  When we first saw Jenna last night …

Actor Jason Alexander hits teen bicyclist in Mid-City  —  Actor Jason Alexander, who played George Costanza in the long-running “Seinfeld” TV series, hit a teenage bicyclist Tuesday in Mid-City, police officials said.  —  The collision was reported shortly after 7:15 a.m. at Wilshire Boulevard and June Street.

MY OWN PRIVATE UNTUCKED: BEHIND THE SCENES AT THE RUPAUL'S DRAG RACE SEASON 2 REUNION  —  Acapella renditions of “Jealous of My Boogie” and “LadyBoy.”  A screechy reworking of “Halo.”  Recurring interjections of “I love that drink!”  ; “Why you talkin'?  Why are you talking?”; and “What's Bollywood?”

Jon and Kate Gosselin — Back to School  —  Jon and Kate Gosselin better stock up on their #2 pencils — TMZ has learned the reality parents have each been required to go to a court-mandated parenting class.  —  The judge in their bitter custody dispute has ordered both Jon and Kate to complete …

Crystal Bowersox Takes A Hit, Casey James Soars & Shania Twain Tackles Simon Cowell On ‘Idol’  —  LOS ANGELES, Calif. — It may not have been Elvis Presley week, but “American Idol” found itself “All Shook Up” on Tuesday night as frontrunner Crystal Bowersox took a performance tumble from the top spot.

Who Took Down M.I.A.'s Controversial New Video for ‘Born Free’ From YouTube?  —  On Monday morning, political rapper/singer M.I.A. released a controversial 9-minute short film for her latest single ‘Born Free’ depicting red-headed teenagers being rounded up by U.S. authorities and forced to run through an active minefield.

PIC: Ali Lohan's New Extreme Eyebrows  —  Ali Lohan is raising eyebrows again — because of her eyebrows.  —  The 16-year-old aspiring model joined older sis Lindsay at Millions of Milkshakes in L.A. Monday, serving up goodies to customers.  —  She had noticeably darker eyebrows.

Gwyneth Paltrow Wants More Kids  —  Gwyneth Paltrow (left) and Ellen DeGeneres  —  Apple and Moses, make room in the house: Your mother, Gwyneth Paltrow, wants to add to the family.  —  “I would love to have another child at some point.  I feel very, very lucky that I have two healthy …

Bottom Line: Now he's the Tin Man.  —  Well, that didn't take long.  Everything fun and terrific about “Iron Man,” a mere two years ago, has vanished with its sequel.  In its place, “Iron Man 2” has substituted noise, confusion, multiple villains, irrelevant stunts and misguided story lines.

Tiki Barber slapped with divorce suit  —  He was running around town with his young mistress — while his pregnant wife spent a week in the hospital — and yesterday, Tiki Barber got tackled.  —  The ex-Giants star was slapped with divorce papers over his shameless gallivanting with 23-year-old former NBC intern Traci Lynn Johnson.